<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@ taglib prefix="ex" uri="/WEB-INF/custom.tld"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Custom Tag:HelloWorld</title>
</head>
<body>
	<ex:HelloWorld />
	<br />
	<ex:Echo />
	<br />
	<ex:Echo message="就输出一就话(非默认)" />
</body>
</html>